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32 lines
948 B
Plaintext
32 lines
948 B
Plaintext
2 weeks ago
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/******************************************************************************/
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/*
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Project - MudBun
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Publisher - Long Bunny Labs
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http://LongBunnyLabs.com
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Author - Ming-Lun "Allen" Chou
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http://AllenChou.net
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*/
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/******************************************************************************/
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#pragma kernel generate_noise_cache
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#define kThreadGroupExtent (4)
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#define kThreadGroupSize (kThreadGroupExtent * kThreadGroupExtent * kThreadGroupExtent)
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#include "../../Shader/Noise/ClassicNoise3D.cginc"
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RWTexture3D<float> noiseCache;
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int3 noiseCacheDimension;
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float noiseCacheDensity;
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float3 noiseCachePeriod;
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[numthreads(kThreadGroupExtent, kThreadGroupExtent, kThreadGroupExtent)]
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void generate_noise_cache(uint3 id : SV_DispatchThreadID)
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{
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if (any(id >= uint3(noiseCacheDimension)))
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return;
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noiseCache[id] = saturate(0.8f * mbn_pnoise(id / noiseCacheDensity, noiseCachePeriod) + 0.5f) - 0.5f;
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}
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